Koshi Marine

Full throttle. No limits. 🚀

When power becomes art.

Sea trials with a legend onboard. 🇮🇹🌊

Designed to dominate every angle.

Pure speed. Pure aggression. Pure KOSHI 51 GT.💛🖤

One of the last things you can own to feel alive.

The new KOSHI 51 GT pushes beyond expectations - lighter, faster, more aggressive.

Full carbon fiber construction.
Uncompromising design.
A Gran Turismo experience redefined on water.

For those who don’t follow standards - they set them.